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Finding the Fourth Proportional to 61,646.60, 92,470.52 and 19,525.88

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Solution

The fourth proportional to 61,646.60, 92,470.52 and 19,525.88 is: 29,289.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,646.60 : 92,470.52 = 19,525.88 : x
  2. Step 2: Convert to fraction form
    61,646.60/92,470.52 = 19,525.88/x
  3. Step 3: Cross multiply
    61,646.60x = 92,470.52 × 19,525.88
  4. Step 4: Simplify right side
    61,646.60x = 1,805,568,277.06
  5. Step 5: Solve for x
    x = 1,805,568,277.06/61,646.60
  6. Step 6: Final answer
    x = 29,289.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.